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-rw-r--r--security/selinux/hooks.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 1c864c0efe2..59c6e98f7be 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -2495,7 +2495,7 @@ static int selinux_inode_init_security(struct inode *inode, struct inode *dir,
}
if (value && len) {
- rc = security_sid_to_context(newsid, &context, &clen);
+ rc = security_sid_to_context_force(newsid, &context, &clen);
if (rc) {
kfree(namep);
return rc;
@@ -2669,6 +2669,11 @@ static int selinux_inode_setxattr(struct dentry *dentry, const char *name,
return rc;
rc = security_context_to_sid(value, size, &newsid);
+ if (rc == -EINVAL) {
+ if (!capable(CAP_MAC_ADMIN))
+ return rc;
+ rc = security_context_to_sid_force(value, size, &newsid);
+ }
if (rc)
return rc;
@@ -2703,10 +2708,11 @@ static void selinux_inode_post_setxattr(struct dentry *dentry, const char *name,
return;
}
- rc = security_context_to_sid(value, size, &newsid);
+ rc = security_context_to_sid_force(value, size, &newsid);
if (rc) {
- printk(KERN_WARNING "%s: unable to obtain SID for context "
- "%s, rc=%d\n", __func__, (char *)value, -rc);
+ printk(KERN_ERR "SELinux: unable to map context to SID"
+ "for (%s, %lu), rc=%d\n",
+ inode->i_sb->s_id, inode->i_ino, -rc);
return;
}
@@ -5153,6 +5159,12 @@ static int selinux_setprocattr(struct task_struct *p,
size--;
}
error = security_context_to_sid(value, size, &sid);
+ if (error == -EINVAL && !strcmp(name, "fscreate")) {
+ if (!capable(CAP_MAC_ADMIN))
+ return error;
+ error = security_context_to_sid_force(value, size,
+ &sid);
+ }
if (error)
return error;
}